==== Required information ====
- iRedMail version (check /etc/iredmail-release): 0.9.7 MARIADB edition.
- Linux/BSD distribution name and version: Debian 9.2
- Store mail accounts in which backend (LDAP/MySQL/PGSQL): mariadb
- Web server (Apache or Nginx): apache
- Manage mail accounts with iRedAdmin-Pro? : no
- [IMPORTANT] Related original log or error message is required if you're experiencing an issue.
====

Hi, I try to upgrade 0.8.x to last release. I update the last oldstable debian (8) to last stable 9.2

I wanted erase all iredmail instalation , but I didn´t . Is a remote host , I don't have physical access.

I tried to access and in the webpage, showed this error:

| | Author: Aleksander Machniak | +-------------------------------------------------------------------------+ */ // include environment require_once 'program/include/iniset.php'; // init application, start session, init output class, etc. $RCMAIL = rcmail::get_instance(0, $GLOBALS['env']); // Make the whole PHP output non-cacheable (#1487797) $RCMAIL->output->nocacheing_headers(); $RCMAIL->output->common_headers(); // turn on output buffering ob_start(); // check if config files had errors if ($err_str = $RCMAIL->config->get_error()) { rcmail::raise_error(array( 'code' => 601, 'type' => 'php', 'message' => $err_str), false, true); } // check DB connections and exit on failure if ($err_str = $RCMAIL->db->is_error()) { rcmail::raise_error(array( 'code' => 603, 'type' => 'db', 'message' => $err_str), false, true); } // error steps if ($RCMAIL->action == 'error' && !empty($_GET['_code'])) { rcmail::raise_error(array('code' => hexdec($_GET['_code'])), false, true); } // check if https is required (for login) and redirect if necessary if (empty($_SESSION['user_id']) && ($force_https = $RCMAIL->config->get('force_https', false))) { // force_https can be true, , :, if (!is_bool($force_https)) { list($host, $port) = explode(':', $force_https); if (is_numeric($host) && empty($port)) { $port = $host; $host = ''; } } if (!rcube_utils::https_check($port ?: 443)) { if (empty($host)) { $host = preg_replace('/:[0-9]+$/', '', $_SERVER['HTTP_HOST']); } if ($port && $port != 443) { $host .= ':' . $port; } header('Location: https://' . $host . $_SERVER['REQUEST_URI']); exit; } } // trigger startup plugin hook $startup = $RCMAIL->plugins->exec_hook('startup', array('task' => $RCMAIL->task, 'action' => $RCMAIL->action)); $RCMAIL->set_task($startup['task']); $RCMAIL->action = $startup['action']; // try to log in if ($RCMAIL->task == 'login' && $RCMAIL->action == 'login') { $request_valid = $_SESSION['temp'] && $RCMAIL->check_request(); $pass_charset = $RCMAIL->config->get('password_charset', 'ISO-8859-1'); // purge the session in case of new login when a session already exists $RCMAIL->kill_session(); $auth = $RCMAIL->plugins->exec_hook('authenticate', array( 'host' => $RCMAIL->autoselect_host(), 'user' => trim(rcube_utils::get_input_value('_user', rcube_utils::INPUT_POST)), 'pass' => rcube_utils::get_input_value('_pass', rcube_utils::INPUT_POST, true, $pass_charset), 'valid' => $request_valid, 'cookiecheck' => true, )); // Login if ($auth['valid'] && !$auth['abort'] && $RCMAIL->login($auth['user'], $auth['pass'], $auth['host'], $auth['cookiecheck']) ) { // create new session ID, don't destroy the current session // it was destroyed already by $RCMAIL->kill_session() above $RCMAIL->session->remove('temp'); $RCMAIL->session->regenerate_id(false); // send auth cookie if necessary $RCMAIL->session->set_auth_cookie(); // log successful login $RCMAIL->log_login(); // restore original request parameters $query = array(); if ($url = rcube_utils::get_input_value('_url', rcube_utils::INPUT_POST)) { parse_str($url, $query); // prevent endless looping on login page if ($query['_task'] == 'login') { unset($query['_task']); } // prevent redirect to compose with specified ID

Help me please. Thanks